A bottle opener keychain is an equipment that enables the removal of metal bottle caps from bottles. A Bottle opener keychain include corkscrews used to remove cork or plastic stoppers from wine bottles.
A metal bottle cap is affixed to the edge of the neck of a bottle by being pleated or ruffled around the edge. A bottle opener keychain is a specialized lever inserted underneath the pleated metalwork, which uses a point on the bottle cap as a fulcrum on which to pivot. Bottle opener is almost used at each family.
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